WASHINGTON — People who occasionally smoke marijuana do not suffer long-term lung damage the way cigarette smokers do, and may actually experience a slight improvement, said a 20-year US study published TuesdayThose who smoked cigarettes tended to have much higher lifetime exposure to smoking than marijuana users, but when researchers adjusted the data for current and lifetime exposure, they found smokers’ lung function got worse over time while pot smokers’ lung function actually improved slightly.
~The Green Man Has Spoken~
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